Activision is a gaming company formed in 1976 by Jim Levy and former Atari programmers David Crane, Larry Kaplan, Alan Miller and Bob Whitehead. They were merged with Vivendi to become Activision Blizzard in 2008.
Activision purchased Infocom in 1986. Activision acted as publisher on Return to Zork which was credited to Infocom as developer. The other games made with the MADE engine were credited to Activision as developer.
Activision also publishes games made by LucasArts in Europe, South-East Asia and Australia.